There are two mechanics that use charge counters: sunburst, from Fifth Dawn , and station from Edge of Eternities
A free, repeatable, instant-speed sacrifice outlet for 2 mana
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Legends also got a few cards restricted for actual reasons: Recall: At the time, it kind of made sense because it made it a little too easy to reuse all your powerful restricted cards
Unique Rarity : Among the 116 rare cards from the limited 2.61 million Alpha print run, only around 1,008 copies of each rare card like Vesuvan Doppelganger were released
Fluttershy, meanwhile, can buff every creature you control that has a tail, and Rainbow Dash makes you 20% more cool each time you attack with a hasty or flying creature
